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Code Issues Releases Activity

Fix incorrect vertex attribute format change (#5112)

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* Fix incorrect vertex attribute format change

* Only change vertex format if the host supports the new format
This commit is contained in:
gdkchan 2023-05-28 19:17:07 -03:00 committed by GitHub
parent 1cf6d7b7bb
commit 597388ecda
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GPG key ID: 4AEE18F83AFDEB23
3 changed files with 43 additions and 15 deletions
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7
src/Ryujinx.Graphics.Vulkan/FormatCapabilities.cs
View file

@ -65,6 +65,13 @@ namespace Ryujinx.Graphics.Vulkan
return (formatFeatureFlags & flags) == flags;
}
public bool BufferFormatSupports(FormatFeatureFlags flags, VkFormat format)
{
_api.GetPhysicalDeviceFormatProperties(_physicalDevice, format, out var fp);
return (fp.BufferFeatures & flags) == flags;
}
public bool OptimalFormatSupports(FormatFeatureFlags flags, GAL.Format format)
{
var formatFeatureFlags = _optimalTable[(int)format];

1
src/Ryujinx.Graphics.Vulkan/PipelineBase.cs
View file

@ -551,7 +551,6 @@ namespace Ryujinx.Graphics.Vulkan
(uint)maxDrawCount,
(uint)stride);
}
}
else
{

50
src/Ryujinx.Graphics.Vulkan/PipelineState.cs
View file

@ -414,7 +414,7 @@ namespace Ryujinx.Graphics.Vulkan
if (isMoltenVk)
{
UpdateVertexAttributeDescriptions();
UpdateVertexAttributeDescriptions(gd);
}
fixed (VertexInputAttributeDescription* pVertexAttributeDescriptions = &Internal.VertexAttributeDescriptions[0])
@ -641,7 +641,7 @@ namespace Ryujinx.Graphics.Vulkan
}
}
private void UpdateVertexAttributeDescriptions()
private void UpdateVertexAttributeDescriptions(VulkanRenderer gd)
{
// Vertex attributes exceeding the stride are invalid.
// In metal, they cause glitches with the vertex shader fetching incorrect values.
@ -651,30 +651,52 @@ namespace Ryujinx.Graphics.Vulkan
for (int index = 0; index < VertexAttributeDescriptionsCount; index++)
{
var attribute = Internal.VertexAttributeDescriptions[index];
ref var vb = ref Internal.VertexBindingDescriptions[(int)attribute.Binding];
int vbIndex = GetVertexBufferIndex(attribute.Binding);
Format format = attribute.Format;
while (vb.Stride != 0 && attribute.Offset + FormatTable.GetAttributeFormatSize(format) > vb.Stride)
if (vbIndex >= 0)
{
Format newFormat = FormatTable.DropLastComponent(format);
ref var vb = ref Internal.VertexBindingDescriptions[vbIndex];
if (newFormat == format)
Format format = attribute.Format;
while (vb.Stride != 0 && attribute.Offset + FormatTable.GetAttributeFormatSize(format) > vb.Stride)
{
// That case means we failed to find a format that fits within the stride,
// so just restore the original format and give up.
format = attribute.Format;
break;
Format newFormat = FormatTable.DropLastComponent(format);
if (newFormat == format)
{
// That case means we failed to find a format that fits within the stride,
// so just restore the original format and give up.
format = attribute.Format;
break;
}
format = newFormat;
}
format = newFormat;
if (attribute.Format != format && gd.FormatCapabilities.BufferFormatSupports(FormatFeatureFlags.VertexBufferBit, format))
{
attribute.Format = format;
}
}
attribute.Format = format;
_vertexAttributeDescriptions2[index] = attribute;
}
}
private int GetVertexBufferIndex(uint binding)
{
for (int index = 0; index < VertexBindingDescriptionsCount; index++)
{
if (Internal.VertexBindingDescriptions[index].Binding == binding)
{
return index;
}
}
return -1;
}
public void Dispose()
{
Stages.Dispose();